New Year's Day
Second Day of the New Year
Union of the Romanian Principalities
Labour Day
Pentecost Sunday
Pentecost Monday
Children's Day
Assumption
St. Andrew's Day
National Day/Great Union
Christmas Day
Boxing day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1865
1866
1867 › 
# Date Public holiday
1Monday, 1 January 1866 New Year's Day
2Tuesday, 2 January 1866 Second Day of the New Year
3Wednesday, 24 January 1866 Union of the Romanian Principalities
4Tuesday, 1 May 1866 Labour Day
5Monday, 28 May 1866 Pentecost Sunday
6Tuesday, 29 May 1866 Pentecost Monday
7Friday, 1 June 1866 Children's Day
8Wednesday, 15 August 1866 Assumption
9Friday, 30 November 1866 St. Andrew's Day
10Saturday, 1 December 1866 National Day/Great Union
11Tuesday, 25 December 1866 Christmas Day
12Wednesday, 26 December 1866 Boxing day